Answer:
Reciprocal altruism is one of the altruism behaviors in which an individual organism helps in increasing the fitness of another organism by reducing the fitness of itself temporarily in expectation of the same behavior from another organism in the future later.
It takes place in the same set of organism partners which is a continuous interaction ion in stable groups of organisms.
Thus, the correct answer would be - an ongoing interaction in the same set of partners.
When the organism dies in a moist or wet area the organism gets covered in mud and the mud hardens like a rock.
I’m sorry if I get it wrong but I think it’s C for the first one and B for the second one
When a cell needs energy it gets from the food that we eat and works like as usual.
A... Prokaryotes and Eukaryotes have different cellular structures i.e., presence of mitochondria, chloroplasts, and a cell wall.